Image:Milky Way Spiral Arms.png
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Milky_Way_Spiral_Arms.png (26KB, MIME type: image/png)
| This is a file from the Wikimedia Commons. The description on its description page there is shown below. |
La bildo estas kopiita de wikipedia:en. La originala priskribo estas:
Observed spiral structure of the Milky Way galaxy following Taylor, J.H. & Cordes, J.M (1993). Pulsar Distances and the Galactic Distribution of Free Electrons, Astrophysical Journal, 411: 674-684. The arrow points the direction of the solar system's motion relative to the spiral arms. The plotted orbit of the sun does not account for perturbations caused by interactions with the spiral arms.
This figure was created by Dragons flight from publicly available data, and is released under the GFDL.
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".
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| date/time | username | edit summary |
|---|---|---|
| 04:55, 4 May 2005 | en:User:Dragons flight | |
| 01:52, 10 March 2005 | en:User:Dragons flight | |
| 01:34, 10 March 2005 | en:User:Dragons flight | (Description and copyright tag) |
| 01:31, 10 March 2005 | en:User:JYolkowski | ({{gfdl}}tag) |
| 01:26, 10 March 2005 | en:User:Dragons flight | (Spiral Structure of the Milky Way, GFDL) |
